package com.zqx.state.context;

import com.zqx.state.abstractAndState.AccountState;
import com.zqx.state.abstractAndState.NormalState;

/**
 * description: 环境类
 * @author zqx
 * @date 2018/09/04
 */
public class Account {

    private AccountState state;//维持一个对象状态对象的引用
    private String owner;//开户名
    private double balance = 0;//账户余额

    public Account(String owner, double init) {
        this.owner = owner;
        this.balance = balance;
        this.state = new NormalState(this);//设置初始状态
        System.out.println(this.owner+"开户，初始金额为"+init);
        System.out.println("%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%");

    }

    public double getBalance(){
        return this.balance;
    }

    public void setBalance(double balance){
        this.balance = balance;
    }

    public void setState(AccountState state){
        this.state = state;
    }

    public void deposit(double amount){
        System.out.println(this.owner + "存款" + amount);
        state.deposit(amount);//调用状态对象的deposit()方法
        System.out.println("现在的余额为"+this.balance);
        System.out.println("现在账号状态为"+this.state.getClass().getName());
        System.out.println("============================================");
    }

    public void withdraw(double amount){
        System.out.println(this.owner + "取款" + amount);
        state.withdraw(amount);//调用状态对象的withdraw()方法
        System.out.println("现在的余额为"+this.balance);
        System.out.println("现在账号状态为"+this.state.getClass().getName());
        System.out.println("********************************************");
    }

    public void computeInterest(){
        state.computeInterest();//调用状态对象的computeInterest()方法
    }
}
